# A cute - even if easy - exercise in metric space theory

**URL:** <https://forum.beeminder.com/t/a-cute-even-if-easy-exercise-in-metric-space-theory/7387>\
**Category:** Buzzles\
**Created:** [October 18, 2020, 4:35pm UTC](https://forum.beeminder.com/t/a-cute-even-if-easy-exercise-in-metric-space-theory/7387 "2020-10-18T16:35:11Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![mbork](https://avatars.discourse-cdn.com/v4/letter/m/ed655f/32.png) [@mbork](https://forum.beeminder.com/u/mbork)\
**Post date:** [October 18, 2020, 4:35pm UTC](https://forum.beeminder.com/t/a-cute-even-if-easy-exercise-in-metric-space-theory/7387/1 "2020-10-18T16:35:11Z")

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Hi all!

Do you mind if I just post a [link to my blog post](http://mbork.pl/2020-10-18_A_nice_exercise_in_metric_spaces) here? (If you prefer, I can paste in the whole puzzle.)

Hope you like it!

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**Author:** ![dreev](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.beeminder.com/dreev/32/4311_2.png) [@dreev](https://forum.beeminder.com/u/dreev)\
**Post date:** [October 18, 2020, 6:26pm UTC](https://forum.beeminder.com/t/a-cute-even-if-easy-exercise-in-metric-space-theory/7387/2 "2020-10-18T18:26:46Z")

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Ooh, nice! You should totally copy it over, especially since \LaTeX works great here in the forum!